NYC 9/11 Public Portal Document
NO QC EVALUATION HAS BEEN PERFORMED,
DATA VALIDITY IS UNSUBSTANTIATED
AND THE DATA SHOULD BE USED WITH DISCRETION
WTC TEDLAR BAG AIR ANALYSIS, TO-15 MODIFIED METHOD
DRAFT GCIMS Results for 12/06/01
File Name NYC370 NYC371 NYC372 NYC373 NYC376 NYC375
Sample Location Instrument Blank Tedlar Bag Blank Washing Tent Austin Tobin Plaza North Tower South Tower
Ambient Air Plume Plume
Sample Number A07187 A07189 A07188 A07190
Sample Height Breathing Level Breathing Level Ground Level Ground Level
Sample Volume 250 mL 250 mL 250 mL 10 mL 200 mL
Reporting Limit (RL) 20 20 20 20 500 25
Sample Conc. Units ppb., ppb,, ppb„ ppb„ ppb„ ppb„
Propylene RL RL RL RL 6600 280
Freon 22 RL RL RL RL RL 58
Dichlorodifluoromethane RL RL RL RL RL 70
Dichlorotetrafluoroethane RL RL RL RL RL RL
Chloromethane RL RL RL RL 6000 380
Vinyl Chloride RL RL RL RL RL RL
1,3-Butadiene RL RL RL RL RL RL
Bromomethane RL RL RL RL RL RL
Chloroethane RL RL RL RL RL RL
Trichlorofluoromethane RL RL RL RL RL 130
Isopropyl Alcohol RL RL RL RL RL 220
Acetone RL RL RL 32 11000 4500
Trichlorotrifluoroethane RL RL RL RL RL RL
1,1-Dichloroethene RL RL RL RL RL 51
3-Chloro ro ene RL RL RL RL RL RL
Methylene Chloride RL RL RL RL RL 84
MTBE RL RL RL RL RL 280
trans-1,2-Dichloroethene RL RL RL RL RL RL
Hexane RL RL RL RL 510 51
1,1-Dichloroethane RL RL RL RL RL RL
Vinyl Acetate RL RL RL RL RL RL
2-Butanone RL RL RL RL 3000 440
cis-1,2-Dichloroethene RL RL RL RL RL RL
Ethyl Acetate RL RL RL RL RL RL
Chloroform RL RL RL RL RL RL
Tetrahydrofuran RL RL RL RL 1300 100
1,1,1-Trichloroethane RL RL RL RL RL 100
C clohexane RL RL RL RL RL RL
Carbon Tetrachloride RL RL RL RL RL RL
1,2-Dichloroethane RL RL RL RL RL RL
Benzene RL RL RL RL 9800 520
Heptane RL RL RL RL RL 57
Trichloroethene RL RL RL RL RL RL
1,2-Dichloro ro ane RL RL RL RL RL RL
1,4-Dioxane RL RL RL 34 RL 49
Methyl Isobutyl Ketone RL RL RL RL RL 120
cis-1,3-Dichloro ro ene RL RL RL RL RL RL
Toluene RL RL RL RL 5700 200
trans-1,3-Dichloro ro ene RL RL RL RL RL RL
1,1,2-Trichloroethane RL RL RL RL RL RL
2-Hexanone RL RL RL RL RL RL
Tetrachloroethene RL RL RL RL RL RL
Dibromochloromethane RL RL RL RL RL RL
1,2-Dibromoethane RL RL RL RL RL RL
Chiorobenzene RL RL RL RL RL RL
Ethylbenzene RL RL RL RL 6800 65
m&p-Xylenes RL RL RL RL 580 94
0-X lene RL RL RL RL RL 36
Styrene RL RL RL RL 1500 82
Bromoform RL RL RL RL RL RL
1,1,2,2-Tetrachloroethane RL RL RL RL RL RL
4-Eth (toluene RL RL RL RL RL RL
1,3,5-Trimeth (benzene RL RL RL RL RL RL
1,2,4-Trimeth lbenzene RL RL RL RL RL RL
1,3-Dichlorobenzene RL RL RL RL RL RL
1,4-Dichlorobenzene RL RL RL RL RL RL
Benzyl Chloride RL RL RL RL RL RL
1,2-Dichlorobenzene RL RL RL RL RL RL
1,2,4-Trichlorobenzene RL RL RL RL RL RL
Hexachloro-1,3-Butadiene RL RL RL RL RL RL
NYC-WTC-000130532
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